White House/Forbes April 2014: According to the 2013 tax return President Obama earned a salary as President of $394,796 and he earned $104,809. His adjusted gross income on his tax return was $481,098.

WSJ April 15 2013: President Barack Obama and first lady Michelle Obama paid $112,214 in federal income taxes for 2012 on adjusted gross income of $608,611, an effective rate of 18.4%, the White House said
Huffington Post April 2013: President Obama is taken a 5% pay cut of his $400000 annual salary which amounts to $20,000.
The Obama family, in tax returns released Friday 13, 2012 by the White House, reported an adjusted gross income of $789,674 for 2011, down from $1,728,096 in the previous year. The family income topped $5.5 million in 2009. The president earns a salary of $400,000 for his day job. His total earnings are much higher because of his books sales.

Note: the VIP Salary Check is based on a 5 days working week and 2 weeks holiday per year.